EP4044488B1 - Verfahren und vorrichtung zur informationsbestimmung, erster kommunikationsknoten und speichermedium - Google Patents

Verfahren und vorrichtung zur informationsbestimmung, erster kommunikationsknoten und speichermedium

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Publication number
EP4044488B1
EP4044488B1 EP20871749.6A EP20871749A EP4044488B1 EP 4044488 B1 EP4044488 B1 EP 4044488B1 EP 20871749 A EP20871749 A EP 20871749A EP 4044488 B1 EP4044488 B1 EP 4044488B1
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EP
European Patent Office
Prior art keywords
reference signal
quasi
tci state
pucch
uplink signal
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Active
Application number
EP20871749.6A
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English (en)
French (fr)
Other versions
EP4044488A4 (de
EP4044488A1 (de
Inventor
Zhen He
Shujuan Zhang
Bo Gao
Ke YAO
Zhaohua Lu
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ZTE Corp
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ZTE Corp
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Publication of EP4044488A4 publication Critical patent/EP4044488A4/de
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Publication of EP4044488B1 publication Critical patent/EP4044488B1/de
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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • H04W72/232—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal the control data signalling from the physical layer, e.g. DCI signalling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0014—Three-dimensional division
    • H04L5/0023—Time-frequency-space
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0032—Distributed allocation, i.e. involving a plurality of allocating devices, each making partial allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0044—Allocation of payload; Allocation of data channels, e.g. PDSCH or PUSCH
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
    • H04L5/0057—Physical resource allocation for CQI
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0091—Signalling for the administration of the divided path, e.g. signalling of configuration information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0091—Signalling for the administration of the divided path, e.g. signalling of configuration information
    • H04L5/0094—Indication of how sub-channels of the path are allocated
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/046—Wireless resource allocation based on the type of the allocated resource the resource being in the space domain, e.g. beams
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
    • H04W72/1268—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of uplink data flows
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
    • H04W72/1273—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of downlink data flows
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/002—Transmission of channel access control information
    • H04W74/004—Transmission of channel access control information in the uplink, i.e. towards network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/06—TPC algorithms
    • H04W52/14—Separate analysis of uplink or downlink
    • H04W52/146—Uplink power control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/30—Transmission power control [TPC] using constraints in the total amount of available transmission power
    • H04W52/32—TPC of broadcast or control channels
    • H04W52/325—Power control of control or pilot channels

Definitions

  • the present application relates to the field of communications, and for example to an information determination method and device, a first communication node, and a storage medium.
  • a second communication node configures or indicates an explicit reference signal for the uplink signal or the uplink channel in a preset manner (such as, radio resource control (RRC) signaling, MAC-CE signaling, and downlink control information (DCI)), where the reference signal may be a downlink signal, such as a synchronization signal block (SSB), a channel state information reference signal (CSI-RS), and may also be the uplink signal (such as SRS).
  • RRC radio resource control
  • MAC-CE MAC-CE signaling
  • DCI downlink control information
  • the reference signal may be a downlink signal, such as a synchronization signal block (SSB), a channel state information reference signal (CSI-RS), and may also be the uplink signal (such as SRS).
  • SSB synchronization signal block
  • CSI-RS channel state information reference signal
  • SRS uplink signal
  • a first communication node such as a user equipment (UE) may determine a transmission beam of the uplink signal or a transmission beam of the uplink channel according to a receiving beam of the downlink signal; and if the reference signal is the uplink signal, then the UE may determine a transmission beam of the uplink signal or a transmission beam of the uplink channel according to a transmission beam of the uplink signal.
  • UE user equipment
  • the base station cannot perform an effective beam indication of the uplink signal or an effective beam indication of the uplink channel through the above manners.
  • 3GPP Drafts R1-1811633, R1-1809237, R1-1802832, R1-1812324, R1-1808197 and RP-192270 are related prior art documents.
  • the invention is specified by the independent claims.
  • the invention refers to methods according to claims 1 and 5, a User Equipment according to claim 3, a base station according to claim 7, and a storage medium according to claim 9.
  • Preferred embodiments are defined in the dependent claims.
  • numerous features may be designated as optional, it is nevertheless acknowledged that all features comprised in the independent claims are not to be read as optional.
  • FIG. 1 is a schematic flowchart of an information determination method provided in an embodiment of the present application, where the method may be applied to a case of determining information of an uplink signal or an uplink channel.
  • the method may be performed by an information determination device provided in the present application, and the information determination device may be implemented by software and/or hardware, and integrated on a first communication node.
  • the first communication node includes any suitable type of user equipment.
  • each physical channel or signal such as a physical downlink control channel (PDCCH), a physical downlink shared channel (PDSCH), a channel sounding reference signal (SRS), and a physical uplink control channel (PUCCH), are configured independently.
  • a physical downlink control channel (PDCCH)
  • PDSCH physical downlink shared channel
  • SRS channel sounding reference signal
  • PUCCH physical uplink control channel
  • a base station indicates (activates) a transmission configuration indicator (TCI) state for it through an activation command, such as media access control-control element (MAC-CE) signaling
  • the TCI state includes a quasi co-location (QCL) type D, i.e., a QCL-Type D downlink reference signal
  • the base station indicates spatial relationship information including an uplink or downlink reference signal for the PUCCH through the MAC-CE signaling.
  • this beam indication method may cause excessive signaling (such as the MAC-CE signaling) overhead.
  • the base station may configure a same downlink reference signal for the TCI state (QCL-Type D) and the spatial relationship information, for example, the base station activates the TCI state for the PDCCH through the MAC-CE signaling, the TCI state includes a QCL-Type D downlink reference signal, and the base station indicates spatial relationship information with a same downlink reference signal for the PUCCH through MAC-CE signaling, which is redundant.
  • QCL-Type D the base station may configure a same downlink reference signal for the TCI state (QCL-Type D) and the spatial relationship information, for example, the base station activates the TCI state for the PDCCH through the MAC-CE signaling, the TCI state includes a QCL-Type D downlink reference signal, and the base station indicates spatial relationship information with a same downlink reference signal for the PUCCH through MAC-CE signaling, which is redundant.
  • PUSCH physical uplink shared channel
  • DCI downlink control information
  • the UE may determine a spatial relationship of the PUSCH according to a spatial relationship corresponding to the PUCCH, however, when a serving cell does not include a PUCCH resource, the UE cannot determine the spatial relationship of the PUSCH. There is no effective solution to the above problems.
  • the UE may determine a transmission beam of the PUSCH according to a transmission beam of the PUCCH in a serving cell where the PUSCH is located, but when the above serving cell does not include the PUCCH resource, the UE may not determine the transmission beam of the PUSCH.
  • DCI downlink control information
  • the UE may determine a transmission beam of the PUCCH or SRS according to a quasi co-location (QCL) reference signal of a quasi co-location type (QCL-Type) D associated with CORESET having a minimum control resource set identifier (CORESETID) in a nearest slot in the serving cell, but when the CORESET is not include in the above serving cell, the UE may not determine the transmission beam of the PUCCH or SRS.
  • QCL quasi co-location
  • CORESETID minimum control resource set identifier
  • the UE may determine the transmission beam of the PUCCH or SRS according to the QCL reference signal of the QCL-Type D associated with the PDCCH scheduling the PUCCH or SRS, but when the above PDCCH is located in a frequency range1 (FR1) (low frequency) and the PUCCH or SRS is located in FR2 (high frequency), the UE cannot determine the transmission beam of the PUCCH or SRS in the above manner.
  • FR1 frequency range1
  • FR2 high frequency
  • the UE may also not be able to effectively determine information such as a path loss reference signal and target power of the PUSCH, PUCCH, and SRS. There is no effective solution to the above problems.
  • the information determination method provided in the present application may reduce the signaling overhead while determining information of an uplink signal or an uplink channel. As shown in FIG. 1 , the information determination method provided in the present application includes S110 and S120.
  • a corresponding reference signal may be determined based on the first communication node under different preset conditions for determining the information of the uplink signal or the information of the uplink channel.
  • the preset condition may include a first preset condition, a second preset condition, a third preset condition, a fourth preset condition, and a fifth preset condition.
  • the reference signal is determined by different means under different preset conditions, which is not limited herein.
  • the first preset condition includes at least one of: the uplink signal is scheduled by a downlink control information (DCI) format 0_0 of a serving cell; the uplink channel is scheduled by a DCI format 0_0 of a serving cell; a serving cell where the uplink signal is located is not configured with a physical uplink control channel (PUCCH) resource; a serving cell where the uplink channel is located is not configured with a physical uplink control channel (PUCCH) resource; or the first communication node is not configured with a spatial setting for a PUCCH transmission.
  • DCI downlink control information
  • PUCCH physical uplink control channel
  • the first preset condition includes at least one of: the PUSCH is scheduled by a DCI format 0_0 of a serving cell; a serving cell where the PUSCH is located is not configured with a PUCCH resource; or the UE is not provided with a spatial setting for a PUCCH transmission.
  • the second preset condition includes at least one of: the first communication node is not provided with spatial relationship information of the uplink signal or spatial relationship information of the uplink channel; a serving cell where the uplink signal is located does not include a CORESET; or a serving cell where the uplink channel is located does not include a CORESET.
  • the second preset condition includes at least one of: the UE is not provided with spatial relation information of the PUCCH; the UE is not provided with spatial relationship information of the SRS; a service cell configured with the PUCCH does not include a CORESET; or a serving cell configured with the SRS does not include a CORESET.
  • the third preset condition includes at least one of: the first communication node is not provided with spatial relationship information of the uplink channel; the first communication node is not provided with spatial relationship information of the uplink signal; a PDCCH scheduling the uplink signal is located in a first frequency band; a serving cell where the uplink signal is located is located in a second frequency band, where a frequency of the second frequency band is higher than a frequency of the first frequency band; a PDCCH scheduling the uplink channel is located in a first frequency band; a serving cell where the uplink channel is located is located in a second frequency band; the PDCCH scheduling the uplink signal does not associate with the quasi co-location reference signal of the first quasi co-location type; the PDCCH scheduling the uplink channel does not associate with the quasi co-location reference signal of the first quasi co-location type; a number of uplink signal resources included in an uplink signal resource set is greater than 1; a number of uplink signal resource sets is greater than 1; or a value of a first high-level parameter
  • the third preset condition includes at least one of: the UE is not provided with spatial relation information of the PUCCH; the UE is not provided with spatial relationship information of the SRS; a serving cell where the PUCCH is located is located in FR2, where the FR2 refers to a high frequency; a serving cell where the SRS is located is located in FR2; a scheduled PDCCH is located in FR1, where the FR1 refers to a low frequency; a scheduled PDCCH does not associate with a quasi co-location reference signal of a first quasi co-location type; a number of SRS resources included in an SRS resource set is greater than 1; a number of SRS resource sets is greater than 1; or a value of a high-level parameter is greater than 1.
  • the fourth preset condition includes at least one of: the first communication node is not provided with spatial relationship information of the uplink channel.
  • the fifth preset condition includes at least one of: the first communication node is not provided with spatial relationship information of the uplink signal.
  • the fourth preset condition and the fifth preset condition include at least one of: the UE is not provided with spatial relation information of the PUCCH; the UE is not provided with spatial relationship information of the SRS.
  • Means for determining the reference signal under different preset conditions may include at least one of: determining from a quasi co-location reference signal of a first quasi co-location type associated with a scheduled PDCCH; determining from a quasi co-location reference signal of a first quasi co-location type associated with an activated TCI state applied to a PDSCH and having a minimum TCI state identifier; determining from a SSB associated with a closest PRACH; determining from a quasi co-location reference signal of a first quasi co-location type associated with a CORESET having a minimum control resource set identifier (CORESET ID) in a nearest slot, i.e., slot; determining from a first signaling configured by a base station; or determining from a first PUCCH path loss reference signal in a PUCCH path loss reference signal set corresponding to the PUCCH.
  • CORESET ID minimum control resource set identifier
  • the information includes, but is not limited to, a spatial relationship, a path loss reference signal.
  • a spatial filter of the uplink signal and/or the uplink channel may be determined according to a spatial filter of the reference signal.
  • the reference signal may be directly used as the path loss reference signal.
  • a second communication node may know in advance a manner in which the first communication node determines the information of the uplink signal or the information of the uplink channel. Therefore, the second communication node may determine information of the first communication node or uplink information directly according to a manner in which the first communication node determines the reference signal, and then the second communication node communicates with the first communication node based on the determined information. For example, in a case where the second communication node determines that the first communication node satisfies the preset condition, a corresponding reference signal is determined, and then the information of the uplink signal or the information of the uplink channel of the first communication node is determined.
  • the reference signal in a case where the preset condition is satisfied, the reference signal is determined; and the information of the uplink signal or the information of the uplink channel is determined according to the reference signal.
  • the signaling overhead is greatly reduced in a case of mutual benefit between uplink and downlink channels.
  • the step in which the information of the uplink signal or the information of the uplink channel is determined according to the reference signal includes at least one of: a transmission spatial filter of the uplink signal or a transmission spatial filter of the uplink channel is determined according to a transmission spatial filter of the reference signal; the transmission spatial filter of the uplink signal or the transmission spatial filter of the uplink channel is determined according to a receiving spatial filter of the reference signal; or a path loss reference signal of the uplink signal or a path loss reference signal of the uplink channel is determined according to the reference signal.
  • the transmission spatial filter of the reference signal may be used as the transmission spatial filter of the uplink signal or the transmission spatial filter of the uplink channel
  • the receiving spatial filter of the reference signal is used as the transmission spatial filter of the uplink signal or the transmission spatial filter of the uplink channel
  • the reference signal is used as the path loss reference signal of the uplink signal or the path loss reference signal of the uplink channel.
  • the uplink signal includes an SRS
  • the uplink channel includes at least one of a PUCCH or a physical uplink shared channel.
  • the preset condition includes a first preset condition
  • the reference signal includes a quasi co-location reference signal of a first quasi co-location type associated with a physical downlink control channel (PDCCH), where the PDCCH schedules the uplink signal or the uplink channel.
  • PDCCH physical downlink control channel
  • the first preset condition includes at least one of: the uplink signal is scheduled by a downlink control information (DCI) format 0_0 of a serving cell; the uplink channel is scheduled by a downlink control information (DCI) format 0_0 of a serving cell; a serving cell where the uplink signal is located is not configured with a physical uplink control channel (PUCCH) resource; a serving cell where the uplink channel is located is not configured with a physical uplink control channel (PUCCH) resource; or the first communication node is not configured with a spatial setting for a PUCCH transmission.
  • DCI downlink control information
  • DCI downlink control information
  • the information determination method of the present application may be considered as a PUSCH transmission spatial filter determination method.
  • This method includes: in a case where the preset condition is satisfied, the UE determines the reference signal; the UE determines a transmission spatial filter of the PUSCH according to the reference signal; and the UE determines a transmission spatial filter for transmitting the PUSCH according to a receiving spatial filter of the reference signal, in other words, the UE determines a transmission beam for transmitting the PUSCH according to a receiving beam of the reference signal.
  • the reference signal may be a quasi co-location reference signal of a first quasi co-location type associated with the PDCCH scheduling the PUSCH.
  • the "first quasi co-location type" includes one of a QCL-Type D or a QCL-Type A, where the QCL-Type D means that a target channel or signal (such as PDCCH) and a source reference signal (or quasi co-location reference signal) have a same receiving spatial filter, in other words, the target channel or signal and the source reference signal have a same receiving beam; the QCL-Type A means that a target channel or signal (such as PDCCH) and a source reference signal (or quasi co-location reference signal) having a same parameter for demodulation (such as doppler shift, doppler spread, average delay, delay spread).
  • the UE determines the reference signal according to the quasi co-location reference signal of the first quasi co-location type associated with a scheduled PDCCH; where the reference signal and the PUSCH have a same spatial relationship;
  • scheduled PDCCH means that downlink control information (DCI) located on the PDCCH is used for scheduling the PUSCH.
  • spatial relationship refers to a spatial filter; the "reference signal has a same spatial relationship with the PUSCH” means that the UE transmits the PUSCH according to a spatial relationship (or spatial filter) to which the reference signal corresponds, in other words, the PUSCH has a same transmission beam as the reference signal.
  • the preset condition includes at least one of: the PUSCH is scheduled by a DCI format 0_0 of a serving cell; a serving cell where the PUSCH is located is not configured with a PUCCH resource; or the UE is not provided with a spatial setting for a PUCCH transmission.
  • a DCI on a PDCCH located in a serving cell schedules a PUSCH transmission, and the DCI format is DCI format 0_0.
  • the base station activates a transmission configuration indication (TCI) state for receiving the PDCCH, and a QCL reference signal of a QCL-Type D in the TCI state is a CSI-RS.
  • TCI transmission configuration indication
  • the serving cell where the PUSCH is located is not configured with the PUCCH resource.
  • the UE may determine a transmission spatial filter for transmitting the PUSCH according to a receiving spatial filter of the QCL reference signal (i.e., CSI-RS) of the QCL-Type D associated with the scheduled PDCCH, that is, the UE may determine the transmission beam of the PUSCH according to a receiving beam of the CSI-RS.
  • CSI-RS the QCL reference signal
  • the method described in this application may be considered as a PUSCH path loss reference signal determination method.
  • This method includes: in a case where the preset condition is satisfied, the UE determines the reference signal; the UE determines a path loss reference signal of the PUSCH according to the reference signal; and the "path loss reference signal of the PUSCH" means that the UE may calculate a path loss of the PUSCH according to the path loss reference signal of the PUSCH.
  • the reference signal may be a quasi co-location reference signal of a first quasi co-location type associated with the PDCCH scheduling the PUSCH.
  • the UE determines the reference signal according to the quasi co-location reference signal of the first quasi co-location type associated with a scheduled PDCCH; where the reference signal refers to a path loss reference signal of the PUSCH; the "path loss reference signal of the PUSCH" means that the UE may calculate a path loss of the PUSCH according to the path loss reference signal of the PUSCH.
  • the preset condition includes at least one of: the PUSCH is scheduled by a DCI format 0_0 of a serving cell; a serving cell where the PUSCH is located is not configured with a PUCCH resource; or the UE is not provided with a spatial setting for a PUCCH transmission.
  • a DCI on a PDCCH located in a serving cell schedules a PUSCH transmission, and the DCI format is DCI format 0_0.
  • the base station activates a transmission configuration indication (TCI) state for receiving the PDCCH, and a QCL reference signal of a QCL-Type D in the TCI state is a CSI-RS.
  • TCI transmission configuration indication
  • the serving cell where the PUSCH is located is not configured with the PUCCH resource.
  • the UE may determine the path loss reference signal of the PUSCH according to the QCL reference signal (i.e., CSI-RS) of the QCL-Type D associated with the scheduled PDCCH. that is, the UE may calculate the path loss of the PUSCH according to the CSI-RS.
  • the QCL reference signal i.e., CSI-RS
  • the preset condition includes a first preset condition
  • the reference signal includes a quasi co-location reference signal of a first quasi co-location type associated with an activated TCI state, where the activated TCI state is applied to a PDSCH and has a minimum TCI state identifier (i.e., ID), where the TCI state is used for indicating a quasi co-location assumption of the PDSCH; and the reference signal has the same spatial relationship as the PUSCH.
  • the method in this example may be considered as a PUSCH transmission spatial filter determination method.
  • This method includes: in a case where the preset condition is satisfied, the UE determines the reference signal; and the UE determines a transmission spatial filter of the PUSCH according to the reference signal.
  • the reference signal may be a quasi co-location reference signal of a first quasi co-location type associated with an activated TCI state, where the activated TCI state is applied to a PDSCH and has a minimum TCI state identifier, i.e., ID; where the TCI state is used for indicating a quasi co-location assumption of the PDSCH, here, i.e., the receiving spatial filter of the PDSCH.
  • the preset condition includes at least one of: the PUSCH is scheduled by a DCI format 0_0 of a serving cell; a serving cell where the PUSCH is located is not configured with a PUCCH resource; or the UE is not provided with a spatial setting for a PUCCH transmission.
  • a DCI on a PDCCH located in a serving cell schedules a PUSCH transmission, and the DCI format is DCI format 0_0.
  • the base station activates a TCI state set for receiving the PDSCH in the serving cell through MAC-CE signaling, where the TCI state set includes a TCI state 1, a TCI state 2 and a TCI state 3, and QCL reference signals of a QCL-Type D in the 3 TCI states are a CSI-RS 1, a CSI-RS 2 and a CSI-RS 3 respectively.
  • the serving cell where the PUSCH is located is not configured with the PUCCH resource.
  • the UE may determine a transmission spatial filter for transmitting the PUSCH according to a receiving spatial filter of the QCL reference signal (i.e., CSI-RS 1) of the QCL-Type D associated with the activated TCI state (i.e., TCI state 1), where the activated TCI state is applied to a PDSCH and has a minimum TCI state identifier, i.e., ID, that is, the UE may determine the transmission beam of the PUSCH according to a receiving beam of the CSI-RS 1.
  • CSI-RS 1 a receiving spatial filter of the QCL reference signal
  • TCI state 1 the QCL-Type D associated with the activated TCI state
  • ID minimum TCI state identifier
  • the method provided in this application may be considered as a PUSCH path loss reference signal determination method.
  • This method includes: in a case where the preset condition is satisfied, the UE determines the reference signal; and the UE determines a path loss reference signal of the PUSCH according to the reference signal.
  • the reference signal may be a quasi co-location reference signal of a first quasi co-location type associated with an activated TCI state, where the activated TCI state is applied to a PDSCH and has a minimum TCI state identifier, i.e., ID; where the TCI state is used for indicating a quasi co-location assumption of the PDSCH.
  • the quasi co-location reference signal includes a periodic downlink reference signal. That is, in the case where the path loss reference signal of the uplink signal or the path loss reference signal of the uplink channel is determined, the quasi co-location reference signal includes the periodic downlink reference signal.
  • the preset condition includes at least one of: the PUSCH is scheduled by a DCI format 0_0 of a serving cell; a serving cell where the PUSCH is located is not configured with a PUCCH resource; or the UE is not provided with a spatial setting for a PUCCH transmission.
  • a DCI on a PDCCH located in a serving cell schedules a PUSCH transmission
  • the DCI format is DCI format 0_0.
  • the base station activates a TCI state set for receiving a PDSCH in the serving cell through MAC-CE signaling, where the TCI state set includes a TCI state 1, a TCI state 2 and a TCI state 3, and QCL reference signals of a QCL-Type D in the 3 TCI states are a CSI-RS 1, a CSI-RS 2 and a CSI-RS 3 respectively, and the CSI-RS 1, the CSI-RS 2 and the CSI-RS 3 are periodic CSI-RSs.
  • the serving cell where the PUSCH is located is not configured with the PUCCH resource.
  • the UE may determine a path loss reference signal of the PUSCH according to the QCL reference signal (i.e., CSI-RS 1) of the QCL-Type D associated with the activated TCI state (i.e., TCI state 1), where the activated TCI state is applied to a PDSCH and has a minimum TCI state identifier, i.e., ID, that is, the UE may calculate a path loss of the PUSCH according to the CSI-RS 1.
  • the QCL reference signal i.e., CSI-RS 1
  • ID minimum TCI state identifier
  • the preset condition includes a first preset condition
  • the reference signal includes a downlink signal associated with a physical random access channel (PRACH), where the PRACH is a PRACH closest to the uplink signal or the uplink channel in a time domain.
  • PRACH physical random access channel
  • the downstream signal includes one of a synchronization signal block, or a channel state information reference signal.
  • the method described in this application may be considered as a PUSCH transmission spatial filter determination method.
  • This method includes: in a case where the preset condition is satisfied, the UE determines the reference signal; and the UE determines a transmission spatial filter of the PUSCH according to the reference signal.
  • the reference signal may be a downlink signal associated with a closest PRACH; the "closest PRACH” refers to a PRACH closest to the PUSCH in a time domain.
  • the downlink signal includes one of a SSB or a CSI-RS.
  • the preset condition includes at least one of: the PUSCH is scheduled by a DCI format 0_0 of a serving cell; a serving cell where the PUSCH is located is not configured with a PUCCH resource; or the UE is not provided with a spatial setting for a PUCCH transmission.
  • a DCI on a PDCCH located in a serving cell schedules a PUSCH transmission, and the DCI format is DCI format 0_0; and the PRACH closest to the PUSCH in the time domain is associated with an SSB, in other words, the UE transmits the PRACH by using the same spatial filter as a spatial filter used for receiving the SSB, in other words, the UE determines the transmission beam of the PRACH according to the receiving beam of the SSB.
  • the serving cell where the PUSCH is located is not configured with the PUCCH resource.
  • the UE may determine a transmission spatial filter for transmitting the PUSCH according to the transmission spatial filter of the reference signal (i.e., SSB) associated with the closest PRACH, that is, the UE may determine a transmission beam for transmitting the PUSCH according to the receiving beam of the SSB.
  • the reference signal i.e., SSB
  • the method described in this application may be considered as a PUSCH path loss reference signal determination method.
  • This method includes: in a case where the preset condition is satisfied, the UE determines the reference signal; and the UE determines a path loss reference signal of the PUSCH according to the reference signal.
  • the reference signal may be a downlink signal associated with the closest PRACH to determine a third path loss reference signal; and the "closest PRACH" refers to a PRACH closest to the PUSCH in a time domain.
  • the downlink signal includes one of a SSB or a CSI-RS.
  • the preset condition includes at least one of: the PUSCH is scheduled by a DCI format 0_0 of a serving cell; a serving cell where the PUSCH is located is not configured with a PUCCH resource; or the UE is not provided with a spatial setting for a PUCCH transmission.
  • a DCI on a PDCCH located in a serving cell schedules a PUSCH transmission, and the DCI format is DCI format 0_0; and the PRACH closest to the PUSCH in the time domain is associated with an SSB, in other words, the UE transmits the PRACH by using the same spatial filter as a spatial filter used for receiving the SSB, in other words, the UE determines the transmission beam of the PRACH according to the receiving beam of the SSB.
  • the serving cell where the PUSCH is located is not configured with the PUCCH resource.
  • the UE may determine a path loss reference signal of the PUSCH according to the reference signal (i.e. the SSB) associated with the closest PRACH, that is, the UE may calculate a path loss of the PUSCH according to the SSB.
  • the preset condition includes a first preset condition
  • the reference signal includes a quasi co-location reference signal of a first quasi co-location type associated with a control resource set (CORESET) in a nearest slot, where the CORESET has a minimum control resource set identifier.
  • the nearest slot may be considered to be a slot closest to the uplink signal or the uplink channel.
  • the method described in this application may be considered as a PUSCH transmission spatial filter determination method.
  • This method includes: in a case where the preset condition is satisfied, the UE determines the reference signal; and the UE determines a transmission spatial filter of the PUSCH according to the reference signal.
  • the reference signal may be a quasi co-location reference signal of a first quasi co-location type associated with a CORESET in a nearest slot, where the CORESET has a minimum control resource set identifier (CORESET ID).
  • the preset condition includes at least one of: the PUSCH is scheduled by a DCI format 0_0 of a serving cell; a serving cell where the PUSCH is located is not configured with a PUCCH resource; or the UE is not provided with a spatial setting for a PUCCH transmission.
  • a DCI on a PDCCH located in a serving cell schedules a PUSCH transmission, and the PUSCH transmission is located on a slot n, and the DCI format is DCI format 0_0; on the slot n, the base station configures 2 CORESET for the UE, i.e., a CORESET 0, a CORESET 1; the base station receives source reference signals in the QCL-Type D in a TCI state where the CORESET 0 and the CORESET 1 are activated through MAC-CE signaling, where the source reference signals in the QCL-Type D are a CSI-RS 1 and a CSI-RS 2, respectively, namely the QCL reference signals of the QCL-Type D associated with the CORESET 0 and the CORESET 1 are the CSI-RS 1 and the CSI-RS 2, respectively.
  • the serving cell where the PUSCH is located is not configured with the PUCCH resource.
  • the UE may determine the transmission spatial filter for transmitting the PUCCH according to a receiving spatial filter of the QCL reference signal (i.e., CSI-RS 1) of the QCL-Type D associated with the CORESET (i.e., CORESET 0) having the CORESET ID in a nearest slot (i.e., slot n), that is, the UE may determine a transmission beam for transmitting the PUSCH according to a receiving beam of the CSI-RS 1.
  • CSI-RS 1 a receiving spatial filter of the QCL reference signal
  • the method described in this application may be considered as a PUSCH path loss reference signal determination method.
  • This method includes: in a case where the preset condition is satisfied, the UE determines the reference signal; and the UE determines a path loss reference signal of the PUSCH according to the reference signal.
  • the reference signal may be a quasi co-location reference signal of a first quasi co-location type associated with a CORESET in a nearest slot, where the CORESET has a minimum control resource set identifier (CORESET ID).
  • CORESET ID minimum control resource set identifier
  • the preset condition includes at least one of: the PUSCH is scheduled by a DCI format 0_0 of a serving cell; a serving cell where the PUSCH is located is not configured with a PUCCH resource; or the UE is not provided with a spatial setting for a PUCCH transmission.
  • a DCI on a PDCCH located in a serving cell schedules a PUSCH transmission, and the PUSCH transmission is located on a slot n, and the DCI format is DCI format 0_0; on the slot n, the base station configures 2 CORESET for the UE, i.e., a CORESET 0, a CORESET 1; the base station receives source reference signals in the QCL-Type D in a TCI state where the CORESET 0 and the CORESET 1 are activated through MAC-CE signaling, where the source reference signals in the QCL-Type D are a CSI-RS 1 and a CSI-RS 2, respectively, namely the QCL reference signals of the QCL-Type D associated with the CORESET 0 and the CORESET 1 are the CSI-RS 1 and the CSI-RS 2, respectively.
  • the serving cell where the PUSCH is located is not configured with the PUCCH resource.
  • the UE may determine the path loss reference signal of the PUSCH according to the QCL reference signal (i.e., CSI-RS 1) of the QCL-Type D associated with the CORESET (i.e., CORESET 0) having the CORESET ID in a nearest slot (i.e., slot n), that is, the UE may calculate a path loss of the PUSCH according to the CSI-RS 1.
  • the QCL reference signal i.e., CSI-RS 1
  • the preset condition includes a second preset condition
  • the reference signal includes a reference signal configured by a second communication node
  • the second preset condition includes at least one of: the first communication node is not provided with spatial relationship information of the uplink signal or spatial relationship information of the uplink channel; a serving cell where the uplink signal is located does not include a CORESET; or a serving cell where the uplink channel is located does not include a CORESET.
  • the method described in this application may be considered as a PUCCH or SRS transmission spatial filter determination method.
  • This method includes: in a case where the preset condition is satisfied, the UE determines the reference signal; and the UE determines a transmission spatial filter of the PUCCH or SRS according to the reference signal.
  • the reference signal may be a reference signal configured by a base station.
  • the base station may configure the reference signal through first signaling.
  • the first signaling includes at least one of RRC signaling or MAC-CE signaling.
  • the preset condition includes at least one of: the UE is not provided with spatial relation information of the PUCCH; the UE is not provided with spatial relationship information of the SRS; a service cell configured with the PUCCH does not include a CORESET; or a serving cell configured with the SRS does not include a CORESET.
  • the PUCCH is used as an example, a PUCCH transmission spatial filter determination method is introduced, and this method is also applicable to a determination of the SRS transmission spatial filter.
  • the UE is not provided with spatial relationship information of the PUCCH, that is, the UE does not know a transmission spatial filter of the PUCCH, in other words, the UE does not determine a transmission beam of the PUCCH.
  • the base station configures the reference signal through the RRC signaling or the MAC-CE signaling, and it is assumed that the reference signal is the SRS, then the UE may determine a transmission spatial filter for transmitting the PUCCH according to a transmission spatial filter of the reference signal (i.e., SRS) configured by the base station, that is, the UE may determine a transmission beam of the PUCCH according to the transmission beam of SRS.
  • a transmission spatial filter of the reference signal i.e., SRS
  • the preset condition includes a second preset condition
  • the reference signal includes a quasi co-location reference signal of a first quasi co-location type associated with a PDCCH, where the PDCCH schedules the uplink signal or the uplink channel.
  • the method described in this application may be considered as a PUCCH or SRS transmission spatial filter determination method.
  • This method includes: in a case where the preset condition is satisfied, the UE determines the reference signal; and the UE determines a transmission spatial filter of the PUCCH or SRS according to the reference signal.
  • the reference signal may be a quasi co-location reference signal of a first quasi co-location type associated with a PDCCH scheduling a PUCCH or an SRS.
  • the preset condition includes at least one of: the UE is not provided with spatial relation information of the PUCCH; the UE is not provided with spatial relationship information of the SRS; a service cell configured with the PUCCH does not include a CORESET; or a serving cell configured with the SRS does not include a CORESET.
  • the PUCCH is used as an example, a PUCCH transmission spatial filter determination method is introduced, and this method is also applicable to a determination of the SRS transmission spatial filter.
  • a DCI on a PDCCH located in a serving cell schedules a PUCCH transmission; the base station activates a transmission configuration indication (TCI) state for receiving the PDCCH, where a QCLreference signal of a QCL-Type D in the TCI state is a CSI-RS.
  • TCI transmission configuration indication
  • the UE is not provided with spatial relationship information of the PUCCH.
  • the UE may determine a transmission spatial filter for transmitting the PUCCH according to a receiving spatial filter of a QCL reference signal (i.e., CSI-RS) of a QCL-Type D associated with a scheduled PDCCH, that is, the UE may determine a transmission beam of the PUCCH according to a receiving beam of the CSI-RS.
  • CSI-RS QCL reference signal
  • the preset condition includes a second preset condition
  • the reference signal includes a quasi co-location reference signal of a first quasi co-location type associated with an activated TCI state, where the activated TCI state is applied to a PDSCH and has a minimum TCI state identifier.
  • the method described in this application may be considered as a PUCCH or SRS transmission spatial filter determination method.
  • This method includes: in a case where the preset condition is satisfied, the UE determines the reference signal; and the UE determines a transmission spatial filter of the PUCCH or SRS according to the reference signal.
  • the reference signal may be a quasi co-location reference signal of a first quasi co-location type associated with an activated TCI state, where the activated TCI state is applied to a PDSCH and has a minimum TCI state identifier.
  • the preset condition includes at least one of: the UE is not provided with spatial relation information of the PUCCH; the UE is not provided with spatial relationship information of the SRS; a service cell configured with the PUCCH does not include a CORESET; or a serving cell configured with the SRS does not include a CORESET.
  • the PUCCH is used as an example, a PUCCH transmission spatial filter determination method is introduced, and this method is also applicable to a determination of the SRS transmission spatial filter.
  • a base station activates a TCI state set for receiving a PDSCH in this serving cell through MAC-CE signaling, where the TCI state set includes a TCI state 1, a TCI state 2 and a TCI state 3, and QCL reference signals of the QCL-Type D in the 3 TCI states are CSI-RS 1, CSI-RS 2 and CSI-RS 3, respectively.
  • the UE is not provided with spatial relationship information of the PUCCH.
  • the UE may determine a transmission spatial filter for transmitting the PUSCH according to a receiving spatial filter of the QCL reference signal (i.e., CSI-RS 1) of the QCL-Type D associated with an activated TCI state (i.e., TCI state 1), where the activated TCI state is applied to a PDSCH and has a minimum TCI state identifier, that is, the UE may determine the transmission beam of the PUSCH according to a receiving beam of the CSI-RS 1.
  • CSI-RS 1 a receiving spatial filter of the QCL reference signal
  • TCI state 1 the QCL-Type D associated with an activated TCI state
  • the activated TCI state is applied to a PDSCH and has a minimum TCI state identifier
  • the preset condition includes a third preset condition
  • the reference signal includes a reference signal configured by a second communication node
  • the third preset condition includes at least one of: the first communication node is not provided with spatial relationship information of the uplink channel; the first communication node is not provided with spatial relationship information of the uplink signal; a PDCCH scheduling the uplink signal is located in a first frequency band, such as FR1; a serving cell where the uplink signal is located is located in a second frequency band, such as FR2, where a frequency of the second frequency band is higher than a frequency of the first frequency band; a PDCCH scheduling the uplink channel is located in a first frequency band; a serving cell where the uplink channel is located is located in a second frequency band; a PDCCH scheduling the uplink signal does not associate with the quasi co-location reference signal of the first quasi co-location type; a PDCCH scheduling the uplink channel does not associate with the quasi co-location reference signal of the first quasi co-location type; a number of uplink signal resources included in an uplink signal resource set is greater than 1; a number of uplink signal resource sets is greater than 1
  • the method described in this application may be considered as a PUCCH or SRS transmission spatial filter determination method.
  • This method includes: in a case where the preset condition is satisfied, the UE determines the reference signal; and the UE determines a transmission spatial filter of the PUCCH or SRS according to the reference signal.
  • the reference signal may be a reference signal configured by a base station.
  • the base station may configure the reference signal through first signaling.
  • the first signaling includes at least one of RRC signaling or MAC-CE signaling.
  • the preset condition includes at least one of: the UE is not provided with spatial relation information of the PUCCH; the UE is not provided with spatial relationship information of the SRS; a serving cell where the PUCCH is located is located in FR2, where the FR2 refers to a high frequency; a serving cell where the SRS is located is located in FR2; a scheduled PDCCH is located in FR1, where the FR1 refers to a low frequency, and the FR2 is greater than the FR1; a scheduled PDCCH does not associate with a quasi co-location reference signal of a first quasi co-location type; a number of SRS resources included in an SRS resource set is greater than 1; a number of SRS resource sets is greater than 1; or a value of a first high-level parameter (such as maxNumberRxBeam) is greater than 1, where the maxNumberRxBeam refers to a maximum number of the UE for receiving beams, where a receiving beam herein refers to a set of
  • the PUCCH is used as an example, a PUCCH transmission spatial filter determination method is introduced, and this method is also applicable to a determination of the SRS transmission spatial filter.
  • a serving cell 1 is located in the FR1
  • a serving cell 2 is located in the FR2
  • a DCI on a PDCCH located in the serving cell 1 (it is assumed that the serving cell 1 is a primary cell (PCell)) schedules a PUCCH transmission located in the serving cell 2; however, the base station does not configure a QCL reference signal of a QCL-Type D for receiving the PDCCH, which may indicate that, in the FR1, the UE receives the PDCCH omnidirectionally, i.e.
  • the UE does not use a specific receiving beam; in addition, the value of the high-level parameter maxNumberRxBeam provided by the UE is greater than 1, and the UE is not provided with spatial relationship information of the PUCCH.
  • the base station configures the reference signal through the RRC signaling or the MAC-CE signaling, and it is assumed that the reference signal is the SRS, then the UE may determine a transmission spatial filter for transmitting the PUCCH according to a transmission spatial filter of the reference signal (i.e., SRS) configured by the base station, that is, the UE may determine a transmission beam of the PUCCH according to the transmission beam of SRS.
  • a transmission spatial filter of the reference signal i.e., SRS
  • the preset condition includes a third preset condition
  • the reference signal includes a quasi co-location reference signal of a first quasi co-location type associated with an activated TCI state, where the activated TCI state is applied to a PDSCH and has a minimum TCI state identifier.
  • the method described in this application may be considered as a PUCCH or SRS transmission spatial filter determination method.
  • This method includes: in a case where the preset condition is satisfied, the UE determines the reference signal; and the UE determines a transmission spatial filter of the PUCCH or SRS according to the reference signal.
  • the reference signal may be a quasi co-location reference signal of a first quasi co-location type associated with an activated TCI state, where the activated TCI state is applied to a PDSCH and has a minimum TCI state identifier.
  • the preset condition includes at least one of: the UE is not provided with spatial relation information of the PUCCH; the UE is not provided with spatial relationship information of the SRS; a serving cell where the PUCCH is located is located in FR2; a serving cell where the SRS is located is located in FR2; a scheduled PDCCH is located in FR1; a scheduled PDCCH does not associate with a quasi co-location reference signal of a first quasi co-location type; a number of SRS resources included in an SRS resource set is greater than 1; a number of SRS resource sets is greater than 1; or a value of a first high-level parameter (such as maxNumberRxBeam) is greater than 1.
  • a first high-level parameter such as maxNumberRxBeam
  • the PUCCH is used as an example, a PUCCH transmission spatial filter determination method is introduced, and this method is also applicable to a determination of the SRS transmission spatial filter.
  • a serving cell 1 is located in the FR1
  • a serving cell 2 is located in the FR2
  • a DCI on a PDCCH located in the serving cell 1 schedules a PUCCH transmission located in the serving cell 2
  • a base station activates a TCI state set for receiving a PDSCH in the serving cell 2 through MAC-CE signaling, where the TCI state set includes a TCI state 1, a TCI state 2 and a TCI state 3, and QCL reference signals of QCL-Type D in the 3 TCI states are CSI-RS 1, CSI-RS 2 and CSI-RS 3, respectively; however, the base station does not configure a QCL reference signal of a QCL-Type D for receiving the PDCCH, which may indicate that, in the FR1, the UE receives the PDCCH omnidirectionally, i.e.
  • the UE may determine a transmission spatial filter for transmitting the PUSCH according to a receiving spatial filter of the QCLreference signal (i.e., CSI-RS 1) of the QCL-Type D associated with an activated TCI state (i.e., TCI state 1), where the activated TCI state is applied to a PDSCH and has a minimum TCI state identifier, that is, the UE may determine the transmission beam of the PUSCH according to a receiving beam of the CSI-RS 1.
  • CSI-RS 1 the QCLreference signal
  • TCI state 1 the activated TCI state
  • the preset condition includes a third preset condition
  • the reference signal includes a quasi co-location reference signal of a first quasi co-location type associated with a CORESET in a nearest slot, where the CORESET has a minimum control resource set identifier.
  • the method described in this application may be considered as a PUCCH or SRS transmission spatial filter determination method.
  • This method includes: in a case where the preset condition is satisfied, the UE determines the reference signal; and the UE determines a transmission spatial filter of the PUCCH or SRS according to the reference signal.
  • the reference signal may be a quasi co-location reference signal of a first quasi co-location type associated with a CORESET in a nearest slot, where the CORESET has a minimum control resource set identifier (CORESET ID).
  • CORESET ID minimum control resource set identifier
  • the preset condition includes at least one of: the UE is not provided with spatial relation information of the PUCCH; the UE is not provided with spatial relationship information of the SRS; a serving cell where the PUCCH is located is located in FR2; a serving cell where the SRS is located is located in FR2; the scheduled PDCCH is located in FR1; a scheduled PDCCH does not associate with a quasi co-location reference signal of a first quasi co-location type; a number of SRS resources included in an SRS resource set is greater than 1; a number of SRS resource sets is greater than 1; or a value of a first high-level parameter (such as maxNumberRxBeam) is greater than 1.
  • a first high-level parameter such as maxNumberRxBeam
  • the PUCCH is used as an example, a PUCCH transmission spatial filter determination method is introduced, and this method is also applicable to a determination of the SRS transmission spatial filter.
  • a serving cell 1 is located in the FR1
  • a serving cell 2 is located in the FR2
  • a DCI on a PDCCH located in the serving cell 1 schedules a PUCCH transmission located in the serving cell 2, the PUCCH transmission is located on a slot n
  • the base station configures 2 CORESET, i.e., a CORESET 0, a CORESET 1, for the UE on the slot n
  • a base station receives source reference signals in the QCL-Type D in a TCI state where the CORESET 0 and the CORESET 1 are activated through MAC-CE signaling, where the source reference signals in the QCL-Type D are a CSI-RS 1 and a CSI-RS 2, respectively, namely the QCL reference signals of the QCL-Type D associated with the CORESET 0 and the CORESET 1 are the CSI-RS 1 and the CSI-RS 2, respectively; however, the base station
  • the UE does not use a specific receiving beam; in addition, the value of the high-level parameter maxNumberRxBeam provided by the UE is greater than 1, and the UE is not provided with spatial relationship information of the PUCCH.
  • the base station configures the reference signal through the RRC signaling or the MAC-CE signaling, and it is assumed that the reference signal is the SRS, then the UE may determine a transmission spatial filter for transmitting the PUCCH according to a transmission spatial filter of the reference signal (i.e., SRS) configured by the base station, that is, the UE may determine a transmission beam of the PUCCH according to the transmission beam of SRS.
  • a transmission spatial filter of the reference signal i.e., SRS
  • the UE may determine the transmission spatial filter for transmitting the PUCCH according to a receiving spatial filter of the QCL reference signal (i.e., CSI-RS 1) of the QCL-Type D associated with the CORESET (i.e., CORESET 0) having the CORESET ID in a nearest slot (i.e., slot n), that is, the UE may determine a transmission beam for transmitting the PUSCH according to a receiving beam of the CSI-RS 1.
  • CSI-RS 1 a receiving spatial filter of the QCL reference signal
  • CORESET 0 i.e., CORESET 0
  • slot n a nearest slot
  • the preset condition includes a fourth preset condition
  • the reference signal includes a path loss reference signal of a first uplink channel in a path loss reference signal set of uplink channels corresponding to the uplink channel.
  • the method described in this application may be considered as a PUCCH path loss reference signal determination method.
  • This method includes: in a case where the preset condition is satisfied, the UE determines the reference signal; and the UE determines a path loss reference signal of the PUCCH according to the reference signal.
  • the reference signal may be a reference signal for determining a path loss of the PUCCH by a first PUCCH path loss reference signal in a PUCCH path loss reference signal set corresponding to the PUCCH.
  • the preset condition includes that the UE is not provided with spatial relationship information of the PUCCH.
  • the UE is configured with two CORESET groups, i.e., a CORESET group 1 and a CORESET group 2, which correspond to a PUCCH group 1 and a PUCCH group 2, respectively; the "correspondence" here means that a DCI located on the CORESET group 1 is used for scheduling the PUCCH group 1 and a DCI located on the CORESET group 2 is used for scheduling the PUCCH group 2.
  • a base station configures power control parameters for the PUCCH group 1 and the PUCCH group 2 through RRC signaling, respectively, where the power control parameter includes the PUCCH path loss reference signal set; it is assumed that there are 2 PUCCH transmissions in the serving cell, i.e..
  • the PUCCH 1 and the PUCCH 2 correspond to 2 different PUCCH path loss reference signal sets, respectively; in addition, the UE is not provided with spatial relationship information of the PUCCH 1 and the PUCCH 2.
  • the UE may determine a path loss reference signal of the PUCCH 1 according to a first PUCCH path loss reference signal in a PUCCH path loss reference signal set corresponding to the PUCCH 1, and may determine a path loss reference signal of the PUCCH 2 according to a first PUCCH path loss reference signal in a PUCCH path loss reference signal set corresponding to the PUCCH 2.
  • the method further includes: in a case where the four preset condition is satisfied, a P0 of an uplink channel is determined according to a first P0 in a target power P0 set corresponding to the uplink channel.
  • the fourth preset condition includes that the first communication node is not provided with spatial relationship information of the uplink channel.
  • the method described in this application may be considered as a PUCCH target power determination method.
  • the UE determines a target power P0 of the PUCCH according to a first P0 in a target power P0 set corresponding to the PUCCH to determine a P0 reference signal of the PUCCH.
  • the preset condition includes at least one of: the UE is not provided with the spatial relationship information of the PUCCH.
  • the UE is configured with two CORESET groups, i.e., a CORESET group 1 and a CORESET group 2, which correspond to a PUCCH group 1 and a PUCCH group 2, respectively;
  • the "correspondence" here means that a DCI located on the CORESET group 1 is used for scheduling the PUCCH group 1 and a DCI located on the CORESET group 2 is used for scheduling the PUCCH group 2.
  • a base station configures power control parameters for the PUCCH group 1 and the PUCCH group 2 through RRC signaling, respectively, where the power control parameter includes a target power P0 set; it is assumed that there are 2 PUCCH transmissions in the serving cell, i.e., a PUCCH 1 and a PUCCH 2, where the PUCCH 1 belongs to the PUCCH group 1, and the PUCCH 2 belongs to the PUCCH group 2, therefore, the PUCCH 1 and the PUCCH 2 correspond to 2 different P0 sets, respectively; in addition, the UE is not provided with spatial relationship information of the PUCCH 1 and the PUCCH 2.
  • the UE may determine a P0 of the PUCCH 1 according to a first P0 in a P0 set corresponding to the PUCCH 1, and may determine a P0 of the PUCCH 2 according to a first P0 in a P0 set corresponding to the PUCCH 2.
  • the preset condition includes a fifth preset condition
  • the reference signal includes a quasi co-location reference signal of a first quasi co-location type associated with an m-th CORESET in a nearest slot.
  • an uplink signal belongs to an n-th channel detection reference signal SRS resource set, where m and n are positive integers, and m is equal to n.
  • the fifth preset condition includes that the first communication node is not provided with spatial relationship information of the uplink signal.
  • the method described in this application may be considered as an SRS transmission spatial filter determination method.
  • This method includes: in a case where the preset condition is satisfied, the UE determines the reference signal; and the UE determines a transmission spatial filter of the SRS according to the reference signal.
  • the reference signal may be the quasi co-location reference signal of the first quasi co-location type associated with the m-th CORESET in the nearest slot; and the SRS belongs to the n-th resource set.
  • the "m-th CORESET” may refer to an m-th CORESET with the CORESET IDs in the slot sequentially arranged from small to large; and the "n-th SRS resource set” may refer to a n-th SRS resource set with SRS resource set IDs sequentially arranged from small to large.
  • the preset condition includes that the UE is not provided with spatial relationship information of the SRS.
  • the UE in a serving cell, is configured with 2 SRS resource sets, i.e., an SRS resource set 1 and an SRS resource set 2; at a given time (such as slot n), there is an SRS 1 transmission and an SRS 2 transmission, where an SRS 1 belongs to the SRS resource set 1 and an SRS 2 belongs to the SRS resource set 2; in addition, the UE is configured with 2 CORESET, i.e., a CORESET 0 and a CORESET 1, and is located on the slot n, where the base station receives source reference signals in the QCL-Type D in a TCI state where the CORESET 0 and the CORESET 1 are activated through MAC-CE signaling, where the source reference signals in the QCL-Type D are a CSI-RS 1 and a CSI-RS 2, respectively, namely the QCL reference signals of the QCL-Type D associated with the CORESET 0 and the CORESET 1 are the CSI-RS 1 and the CSI-RS 2,
  • FIG. 2 is a schematic structural diagram of an information determination device provided in an embodiment of the present application.
  • the information determination device is configured at a first communication node, as shown in FIG. 2 .
  • the device includes a reference signal determination module 21 and an information determination module 22.
  • the reference signal determination module 21 is configured to determine a reference signal in a case where a preset condition is satisfied.
  • the information determination module 22 is configured to determine information of an uplink signal or information of an uplink channel according to the reference signal.
  • the information determination device provided in this embodiment is used for implementing the information determination method as provided in this application, and the information determination device provided in this embodiment is similar to the information determination method in an implementation principle and a technical effect, which is not described herein again.
  • the preset condition includes a first preset condition
  • the reference signal includes a quasi co-location reference signal of a first quasi co-location type associated with a physical downlink control channel (PDCCH), where the PDCCH schedules the uplink signal or the uplink channel.
  • PDCCH physical downlink control channel
  • the preset condition includes a first preset condition
  • the reference signal includes a quasi co-location reference signal of a first quasi co-location type associated with an activated TCI state, where the activated TCI state is applied to a PDSCH and has a minimum TCI state identifier.
  • the quasi co-location reference signal includes a periodic downlink reference signal. That is, in the case where the path loss reference signal of the uplink signal or the path loss reference signal of the uplink channel is determined, the quasi co-location reference signal includes the periodic downlink reference signal.
  • the preset condition includes a first preset condition
  • the reference signal includes a downlink signal associated with a physical random access channel (PRACH), where the PRACH is a PRACH closest to the uplink signal or the uplink channel in a time domain.
  • PRACH physical random access channel
  • the downlink signal includes one of: a synchronization signal block SSB, a channel state information reference signal (CSI-RS), or a channel measurement reference signal.
  • CSI-RS channel state information reference signal
  • the preset condition includes a first preset condition
  • the reference signal includes a quasi co-location reference signal of a first quasi co-location type associated with a control resource set (CORESET) in a nearest slot, where the CORESET has a minimum control resource set identifier.
  • CORESET control resource set
  • the first preset condition includes at least one of: the uplink signal is scheduled by a downlink control information (DCI) format 0_0 of a serving cell; the uplink channel is scheduled by the DCI format 0_0 of a serving cell; a serving cell where the uplink signal is located is not configured with a physical uplink control channel (PUCCH) resource; a serving cell where the uplink channel is located is not configured with the physical uplink control channel (PUCCH) resource; or the first communication node is not configured with a spatial setting for a PUCCH transmission.
  • DCI downlink control information
  • PUCCH physical uplink control channel
  • the preset condition includes a second preset condition
  • the reference signal includes a reference signal configured by a second communication node
  • the preset condition includes a second preset condition
  • the reference signal includes a quasi co-location reference signal of a first quasi co-location type associated with a PDCCH, where the PDCCH schedules the uplink signal or the uplink channel.
  • the preset condition includes a second preset condition
  • the reference signal includes a quasi co-location reference signal of a first quasi co-location type associated with an activated TCI state, where the activated TCI state is applied to a PDSCH and has a minimum TCI state identifier.
  • the second preset condition includes at least one of: the first communication node is not provided with spatial relationship information of the uplink signal or spatial relationship information of the uplink channel; a serving cell where the uplink signal is located does not include a CORESET; or a serving cell where the uplink channel is located does not include a CORESET.
  • the preset condition includes a third preset condition
  • the reference signal includes a reference signal configured by a second communication node
  • the preset condition includes a third preset condition
  • the reference signal includes a quasi co-location reference signal of a first quasi co-location type associated with an activated TCI state, where the activated TCI state is applied to a PDSCH and has a minimum TCI state identifier.
  • the preset condition includes a third preset condition
  • the reference signal includes a quasi co-location reference signal of a first quasi co-location type associated with a CORESET, where the CORESET has a minimum control resource set identifier in a nearest slot.
  • the third preset condition includes at least one of: the first communication node is not provided with spatial relationship information of the uplink channel; the first communication node is not provided with spatial relationship information of the uplink signal; the PDCCH scheduling the uplink signal is located in a first frequency band; a serving cell where the uplink signal is located is located in a second frequency band, where a frequency of the second frequency band is higher than a frequency of the first frequency band; a PDCCH scheduling the uplink channel is located in a first frequency band; a serving cell where the uplink channel is located is located in a second frequency band; the PDCCH scheduling the uplink signal does not associate with the quasi co-location reference signal of the first quasi co-location type; the PDCCH scheduling the uplink channel does not associate with the quasi co-location reference signal of the first quasi co-location type; a number of uplink signal resources included in an uplink signal resource set is greater than 1; a number of uplink signal resource sets is greater than 1; or a value of a first high-level parameter is
  • the preset condition includes a fourth preset condition
  • the reference signal includes a path loss reference signal of a first uplink channel in a path loss reference signal set of uplink channels corresponding to the uplink channel.
  • the device further includes a target power determination module.
  • the target power determination module is configured to determine a P0 of an uplink channel according to a first P0 in a target power P0 set corresponding to the uplink channel in a case where the fourth preset condition is satisfied.
  • the fourth preset condition includes that the first communication node is not provided with spatial relationship information of the uplink channel.
  • the preset condition includes a fifth preset condition
  • the reference signal includes a quasi co-location reference signal of a first quasi co-location type associated with an m-th CORESET in a nearest slot.
  • an uplink signal belongs to an n-th channel detection reference signal SRS resource set, where m and n are positive integers, and m is equal to n.
  • the fifth preset condition includes that the first communication node is not provided with spatial relationship information of the uplink signal.
  • the information determination module is configured to include at least one of: a transmission spatial filter of the uplink signal or a transmission spatial filter of the uplink channel is determined according to a transmission spatial filter of the reference signal; the transmission spatial filter of the uplink signal or the transmission spatial filter of the uplink channel is determined according to a receiving spatial filter of the reference signal; or a path loss reference signal of the uplink signal or a path loss reference signal of the uplink channel is determined according to the reference signal.
  • the uplink signal includes an SRS
  • the uplink channel includes at least one of a PUCCH or a physical uplink shared channel.
  • FIG. 3 is a schematic structural diagram of a first communication node provided in an embodiment of the present application.
  • a first communication node provided in the present application includes one or more processors 31 and a storage device 32.
  • the processors 31 in this first communication node may include one or more processors, one processor 31 is used as an example in FIG. 3 .
  • the storage device 32 is used for storing one or more programs; and the one or more programs are executed by the one or more processors 31 such that the one or more processor 31 implements the method as described in the embodiments of the present application.
  • the first communication node further includes a communication device 33, an input device 34, and an output device 35.
  • the processors 31, the storage device 32, the communication device 33, the input device 34, and the output device 35 in the first communication node may be connected via a bus or otherwise, with the connection via a bus being used as an example in FIG. 3 .
  • the input device 34 may be used for receiving input numeric or character information and for generating a key signal input related to user settings and functional control of the first communication node.
  • the output device 35 may include a display device such as a display screen.
  • the communication device 33 may include a receiver and a transmitter.
  • the communication device 33 is configured to perform an information transceiving communication according to a control of the processor 31.
  • the storage device 32 may be configured to store a software program, a computer executable program, and a module, such as program instructions/modules corresponding to the method described in the embodiments of the present application (such as a reference signal determination module 21 and an information determination module 22 in a position information determination device).
  • the storage device 32 may include a storage program area and a storage data area.
  • the storage program area may store an operating system and an application program required for at least one function.
  • the storage data area may store data created according to the use of the first communication node, etc.
  • the storage device 32 may include a high-speed random access memory, and may also include a non-volatile memory such as at least one magnetic disk storage device, flash memory device, or other non-volatile solid state storage device.
  • the storage device 32 may include memories which are remotely disposed relative to the processor 31, and these remote memories may be connected to the first communication node via a network.
  • Instances of the network described above include, but are not limited to, Internets, corporate intranets, local area networks, mobile communication networks, and combinations thereof.
  • An embodiment of the present application further provides a storage medium.
  • the storage medium stores a computer program, the computer program, when executed by a processor, implements the method described in any one of the embodiments of the present application.
  • the method includes: in a case where a preset condition is satisfied, a reference signal is determined; and information of an uplink signal or an uplink channel is determined according to the reference signal.
  • the computer storage medium of the embodiments of the present application may adopt any combination of one or more computer readable media.
  • the computer readable medium may be a computer readable signal medium or a computer readable storage medium.
  • the computer readable storage medium may be, for example, but not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any combination of the foregoing.
  • Examples (a non-exhaustive list) of the computer readable storage medium include: an electrical connection having one or more wires, a portable computer diskette, a hard disk, a random access memory (RAM), a read only memory (ROM), an erasable programmable read only memory (EPROM), a flash memory, an optical fiber, a portable CD-ROM, an optical storage device, a magnetic storage device, or any suitable combination of the foregoing.
  • a computer readable storage medium may be any tangible medium that may contain, or store a program for use by or in connection with an instruction execution system, apparatus, or device.
  • a computer readable signal medium may include a propagated data signal with a computer readable program code carried therein, for example, in a baseband or as part of a carrier wave. Such a propagated data signal may adopt a variety of forms, including, but not limited to: an electromagnetic signal, an optical signal, or any suitable combination of the foregoing.
  • the computer readable signal medium may be any computer readable medium that is not a computer readable storage medium and that may transmit, propagate, or transport a program for use by or in connection with an instruction execution system, apparatus, or device.
  • Program codes embodied on the computer readable medium may be transmitted using any appropriate medium, including but not limited to: wireless, wire, optic cable, radio frequency (RF), etc., or any suitable combination of the foregoing.
  • RF radio frequency
  • a computer program code for performing the operations of the present application may be written in one or more programming languages or combinations thereof, the described programming languages include an object-oriented programming language-such as Java, Smalltalk, C++, and further include a conventional procedural programming language-such as a "C" language or similar programming language.
  • the program code may be executed in following manners: executed entirely on a user's computer, executed partly on the user's computer, executed as an independent software package, executed partly on the user's computer and partly on a remote computer, or executed entirely on the remote computer or a server.
  • the remote computer may be connected to the user's computer through any kind of network, including a local area network (LAN) or a wide area network (WAN), or may be connected to an external computer (for example, connected to the external computer through an internet provided by an internet service provider).
  • LAN local area network
  • WAN wide area network
  • an external computer for example, connected to the external computer through an internet provided by an internet service provider.
  • the first communication node includes any suitable type of wireless user equipment such as a mobile phone, a portable data processing device, a portable web browser or a vehicular mobile station.
  • various embodiments of the present application may be implemented in hardware or special purpose circuits, software, logic or any combination thereof.
  • some aspects may be implemented in hardware, while other aspects may be implemented in firmware or software which may be executed by a controller, microprocessor or other computing device, although the present application is not limited thereto.
  • Embodiments of the present application may be implemented by a data processor of a mobile device executing computer program instructions, for example in a processor entity, or by hardware, or by a combination of software and hardware.
  • the computer program instructions may be assembler instructions, instruction set architecture (ISA) instructions, machine instructions, machine-related instructions, microcode, firmware instructions, state setting data, or source or object codes written in any combination of one or more programming languages.
  • ISA instruction set architecture
  • Any block diagram of the logic flow in the accompanying drawings of the present application may represent program steps, or may represent interconnected logic circuits, modules, and functions, or may represent a combination of program steps and logic circuits, modules, and functions.
  • the computer program may be stored on a memory.
  • the memory may be of any type suitable for the local technical environment and may be implemented using any suitable data storage technology, such as, but not limited to, a read-only memory (ROM), a random access memory (RAM), an optical memory device and system (digital versatile disc (DVD) or compact disk (CD)), etc.
  • Computer readable media may include non-instantaneous storage media.
  • Data processors may be of any type suitable for the local technical environment, such as, but not limited to, general-purpose computers, specialized computers, microprocessors, digital signal processors (DSP), application specific integrated circuits (ASIC), field-programmable gate array (FPGA)), and processors based on multi-core processor architectures.
  • DSP digital signal processors
  • ASIC application specific integrated circuits
  • FPGA field-programmable gate array

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Claims (9)

  1. Kommunikationsverfahren, das auf ein Benutzerendgerät, UE, angewendet wird, umfassend:
    als Reaktion darauf, dass eine Bedingung erfüllt ist, Bestimmen eines Quasi-Co-Location-Referenzsignals eines ersten Quasi-Co-Location-Typs, das mit einem aktivierten Übertragungskonfigurationsanzeigezustand, TCI-Zustand, verknüpft ist, wobei der aktivierte TCI-Zustand aus einem aktivierten TCI-Zustandssatz ausgewählt wird, der auf einen gemeinsam genutzten physikalischen Downlink-Kanal, PDSCH, angewendet wird, und der aktivierte TCI-Zustand eine minimale TCI-Zustandskennung, ID, innerhalb des aktivierten TCI-Zustandssatzes hat, wobei die Bedingung umfasst:
    das UE wird nicht mit räumlichen Beziehungsinformationen eines Uplink-Signals versehen, und
    eine aktive Funkzelle, in der sich das Uplink-Signal befindet, hat keinen Kontrollressourcensatz, CORESET;
    Bestimmen von Informationen des Uplink-Signals gemäß dem Quasi-Co-Location-Referenzsignal; und
    Kommunizieren mit einer Basisstation basierend auf den Informationen,
    wobei das Bestimmen der Informationen des Uplink-Signals umfasst:
    Bestimmen eines Pfadverlust-Referenzsignals des Uplink-Signals gemäß dem Quasi-Co-Location-Referenzsignal.
  2. Verfahren nach Anspruch 1, wobei das Uplink-Signal ein Sounding-Referenzsignal, SRS, umfasst.
  3. Benutzerendgerät, UE, umfassend:
    einen Prozessor und einen Speicher, wobei, wenn der Prozessor Anweisungen aus dem Speicher liest, der Prozessor eingerichtet ist, um durchzuführen:
    als Reaktion darauf, dass eine Bedingung erfüllt ist, Bestimmen eines Quasi-Co-Location-Referenzsignals eines ersten Quasi-Co-Location-Typs, das mit einem aktivierten Übertragungskonfigurationsanzeigezustand, TCI-Zustand, verknüpft ist, wobei der aktivierte TCI-Zustand aus einem aktivierten TCI-Zustandssatz ausgewählt wird, der auf einen gemeinsam genutzten physikalischen Downlink-Kanal, PDSCH, angewendet wird, und der aktivierte TCI-Zustand eine minimale TCI-Zustandskennung, ID, innerhalb des aktivierten TCI-Zustandssatzes hat, wobei die Bedingung umfasst:
    das Benutzerendgerät, UE, wird nicht mit räumlichen Beziehungsinformationen eines Uplink-Signals versehen, und
    eine aktive Funkzelle, in der sich das Uplink-Signal befindet, hat keinen Kontrollressourcensatz, CORESET;
    Bestimmen von Informationen eines Uplink-Signals gemäß dem Quasi-Co-Location-Referenzsignal; und
    Kommunizieren mit einer Basisstation basierend auf den Informationen,
    wobei das Bestimmen der Informationen des Uplink-Signals umfasst:
    Bestimmen eines Pfadverlust-Referenzsignals des Uplink-Signals gemäß dem Quasi-Co-Location-Referenzsignal.
  4. UE nach Anspruch 3, wobei das Uplink-Signal ein Sounding-Referenzsignal, SRS, umfasst.
  5. Verfahren für die Kommunikation zwischen einem Benutzerendgerät, UE, und einer Basisstation, BS, wobei das Verfahren auf die BS angewendet wird, und das Verfahren umfassend:
    Kommunizieren mit dem UE basierend auf Informationen eines Uplink-Signals, wobei:
    die Information des Uplink-Signals gemäß einem Quasi-Co-Location-Referenzsignal eines ersten Quasi-Co-Location-Typs bestimmt wird, das mit einem aktivierten Übertragungskonfigurationsanzeigezustand, TCI-Zustand, verknüpft ist, wobei der aktivierte TCI-Zustand aus einem aktivierten TCI-Zustandssatz ausgewählt wird, der auf einen gemeinsam genutzten physikalischen Downlink-Kanal, PDSCH, angewendet wird, und der aktivierte TCI-Zustand eine minimale TCI-Zustandskennung, ID, innerhalb des aktivierten TCI-Zustandssatzes hat, und
    das Quasi-Co-Location-Referenzsignal als Reaktion darauf, dass eine Bedingung erfüllt ist, bestimmt wird; und
    die Bedingung umfasst:
    das UE wird nicht mit räumlichen Beziehungsinformationen des Uplink-Signals versehen, und
    eine aktive Funkzelle, in der sich das Uplink-Signal befindet, hat keinen Kontrollressourcensatz, CORESET,
    wobei das Bestimmen der Informationen des Uplink-Signals gemäß dem Quasi-Co-Location-Referenzsignal aufweist, dass ein Pfadverlust-Referenzsignal des Uplink-Signals gemäß dem Quasi-Co-Location-Referenzsignal bestimmt wird.
  6. Verfahren nach Anspruch 5, wobei das Uplink-Signal ein Sounding-Referenzsignal, SRS, umfasst.
  7. Basisstation, umfassend:
    einen Prozessor und einen Speicher, wobei, wenn der Prozessor Anweisungen aus dem Speicher liest, der Prozessor eingerichtet ist, um durchzuführen:
    Kommunizieren mit einem Benutzerendgerät, UE, basierend auf Informationen eines Uplink-Signals, wobei:
    die Information des Uplink-Signals gemäß einem Quasi-Co-Location-Referenzsignal eines ersten Quasi-Co-Location-Typs bestimmt wird, das mit einem aktivierten Übertragungskonfigurationsanzeigezustand, TCI-Zustand, verknüpft ist, wobei der aktivierte TCI-Zustand aus einem aktivierten TCI-Zustandssatz ausgewählt wird, der auf einen gemeinsam genutzten physikalischen Downlink-Kanal, PDSCH, angewendet wird, und der aktivierte TCI-Zustand eine minimale TCI-Zustandskennung, ID, innerhalb des aktivierten TCI-Zustandssatzes hat, und
    die Quasi-Co-Location als Reaktion darauf, dass eine Bedingung erfüllt ist, bestimmt wird; und
    die Bedingung umfasst:
    das UE wird nicht mit räumlichen Beziehungsinformationen des Uplink-Signals versehen, und
    eine aktive Funkzelle, in der sich das Uplink-Signal befindet, hat keinen Kontrollressourcensatz, CORESET,
    wobei das Bestimmen der Informationen des Uplink-Signals gemäß dem Quasi-Co-Location-Referenzsignal aufweist, dass ein Pfadverlust-Referenzsignal des Uplink-Signals gemäß dem Quasi-Co-Location-Referenzsignal bestimmt wird.
  8. Basisstation nach Anspruch 7, wobei der Prozessor eingerichtet ist, um das Verfahren nach Anspruch 6 auszuführen.
  9. Nicht-transitorisches Speicherungsmedium, das darin ein Computerprogramm gespeichert hat, wobei das Computerprogramm, wenn es durch einen Prozessor eines Kommunikationsknotens ausgeübt wird, den Prozessor dazu veranlasst, das Verfahren nach einem der Ansprüche 1 oder 2 oder 5 oder 6 auszuführen.
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Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111092707B (zh) * 2019-08-16 2025-06-06 中兴通讯股份有限公司 空间关系信息的确定方法及装置
CN114978459B (zh) 2019-09-30 2023-08-01 中兴通讯股份有限公司 通信方法、第一通信节点、第二通信节点和存储介质
WO2021068192A1 (en) * 2019-10-11 2021-04-15 Lenovo (Beijing) Limited Determining default spatial relation for ul signals
CN112994856A (zh) * 2019-12-12 2021-06-18 中国移动通信有限公司研究院 一种配置方法、终端及网络侧设备
US11405153B2 (en) 2020-01-02 2022-08-02 Shanghai Langbo Communication Technology Company Limited Method and device in a node used for wireless communication
CN115802502A (zh) * 2020-01-02 2023-03-14 上海朗帛通信技术有限公司 一种被用于无线通信的节点中的方法和装置
WO2021134772A1 (en) * 2020-01-03 2021-07-08 Lenovo (Beijing) Limited Mac ce for configuring pathloss reference signal for srs
EP4091285A4 (de) * 2020-01-17 2023-10-04 Lenovo (Beijing) Limited Verfahren und vorrichtung zur uplink-übertragung
JP7541581B2 (ja) 2020-01-21 2024-08-28 中興通訊股▲ふん▼有限公司 無線通信ネットワークにおける基準シグナリング設計および構成のためのシステムおよび方法
CN116390214B (zh) * 2020-01-22 2024-12-27 Oppo广东移动通信有限公司 功率控制参数确定方法、终端、网络设备及存储介质
US20230033141A1 (en) * 2020-01-24 2023-02-02 Ntt Docomo, Inc. Terminal, radio communication method, and base station
EP4099745A4 (de) * 2020-01-30 2023-10-04 Ntt Docomo, Inc. Endgerät, drahtloskommunikationsverfahren und basisstation
EP4096321B1 (de) * 2020-02-14 2025-09-24 Huawei Technologies Co., Ltd. Übertragung von räumlichen parameterinformationen an ein endgerät für zwei signaltypen
US20230072323A1 (en) * 2020-02-14 2023-03-09 Ntt Docomo, Inc. Terminal, radio communication method, and base station
US20230080431A1 (en) * 2020-02-21 2023-03-16 Ntt Docomo, Inc. Terminal, radio communication method, and base station
WO2021175276A1 (zh) 2020-03-06 2021-09-10 上海朗帛通信技术有限公司 一种被用于无线通信的节点中的方法和装置
KR20220150898A (ko) * 2020-03-06 2022-11-11 퀄컴 인코포레이티드 업링크 송신 구성 표시 상태 활성화 이전의 디폴트 업링크 다중 입력 다중 출력 송신
CN113395768B (zh) * 2020-03-13 2023-05-26 北京紫光展锐通信技术有限公司 一种空间信息的确定方法及装置
CN113411169B (zh) * 2020-03-17 2022-07-08 北京小米移动软件有限公司 资源分配的处理方法、装置及存储介质
WO2021185315A1 (en) 2020-03-18 2021-09-23 Shanghai Langbo Communication Technology Company Limited Method and device in ue and base station used for wireless communication
CN113453353B (zh) * 2020-03-27 2022-09-27 上海朗帛通信技术有限公司 一种被用于无线通信的节点中的方法和装置
EP4070586B1 (de) * 2020-04-10 2025-11-05 ZTE Corporation Verfahren und systeme zum verfolgen von referenzsignalpfadverlusten bei uplink-übertragungen
CN111867098B (zh) * 2020-04-10 2025-09-16 中兴通讯股份有限公司 一种参数的获取方法及装置、参数的确定方法及装置
CN115226238A (zh) * 2020-04-23 2022-10-21 上海朗帛通信技术有限公司 一种被用于无线通信的节点中的方法和装置
CN113630224B (zh) 2020-05-09 2023-06-23 展讯通信（上海）有限公司 波束指示方法及装置、计算机可读存储介质
CN115606135A (zh) * 2020-05-14 2023-01-13 苹果公司（Us） 确定默认波束和qcl冲突处理
CN116114295B (zh) * 2020-05-15 2025-05-27 株式会社Ntt都科摩 终端、无线通信方法以及基站
CA3163114A1 (en) * 2020-06-05 2021-12-09 Zte Corporation Beam state updating in wireless communication
US20230361831A1 (en) * 2020-06-26 2023-11-09 Lenovo (Singapore) Pte. Ltd. Determining channel state information reference signals
CN116114208A (zh) * 2020-08-05 2023-05-12 联想(北京)有限公司 用于上行链路信号传输的方法及装置
CN116097779A (zh) * 2020-08-25 2023-05-09 高通股份有限公司 用于单频网络通信的上行链路波束确定技术
EP4154642A4 (de) * 2020-09-09 2023-12-13 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Verfahren und vorrichtung zur tci-statusanzeige und anwendung
CN115606239A (zh) * 2020-09-09 2023-01-13 Oppo广东移动通信有限公司（Cn） 用于tci状态配置的方法和设备
WO2022133709A1 (en) * 2020-12-22 2022-06-30 Lenovo (Beijing) Limited Method and apparatus for physical uplink shared channel (pusch) transmission
US20230379071A1 (en) * 2020-12-30 2023-11-23 Qualcomm Incorporated Time-based application of path loss estimation
US12432757B2 (en) * 2021-02-01 2025-09-30 Qualcomm Incorporated Transmission configuration indicator state types for sounding reference signal as source reference signal
CN117136518A (zh) 2021-04-02 2023-11-28 中兴通讯股份有限公司 用于在mac ce中激活波束状态的方法和系统
CN117322119A (zh) * 2021-05-21 2023-12-29 株式会社Ntt都科摩 终端以及通信方法
WO2023015463A1 (en) * 2021-08-11 2023-02-16 Lenovo (Beijing) Limited Configuration and determination of power control parameters for ul transmission with unified tci framework
CN116264698A (zh) * 2021-12-13 2023-06-16 上海朗帛通信技术有限公司 一种被用于无线通信的节点中的方法和装置
CN115136701A (zh) * 2022-05-24 2022-09-30 北京小米移动软件有限公司 波束确定方法和装置
WO2024050774A1 (zh) * 2022-09-08 2024-03-14 北京小米移动软件有限公司 一种信息确定方法/装置/设备及存储介质

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3994835A1 (de) * 2019-07-17 2022-05-11 Ofinno, LLC Räumliche beziehung in new radio

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014126319A1 (en) * 2013-02-14 2014-08-21 Lg Electronics Inc. Method and apparatus for providing antenna configuration information for massive multiple input multiple output in a wireless communication system
KR102684277B1 (ko) * 2016-08-24 2024-07-11 삼성전자 주식회사 이동 통신 시스템에서의 기준 신호 송신을 위한 방법 및 장치
CN109890080B (zh) * 2016-11-03 2020-03-20 华为技术有限公司 一种信息传输方法及设备
CN108632971A (zh) * 2017-03-24 2018-10-09 华为技术有限公司 功率控制方法、终端和网络设备
US10506587B2 (en) * 2017-05-26 2019-12-10 Samsung Electronics Co., Ltd. Method and apparatus for beam indication in next generation wireless systems
CN108206714B (zh) * 2017-12-29 2025-12-09 中兴通讯股份有限公司 信道状态信息获取方法及装置
US10966183B2 (en) * 2018-01-12 2021-03-30 Apple Inc. Beam indication considering beam failure recovery in new radio
US11239893B2 (en) * 2018-01-24 2022-02-01 Qualcomm Incorporated Quasi co-location assumptions for aperiodic channel state information reference signal triggers
US11095482B2 (en) * 2018-04-30 2021-08-17 Apple Inc. Channel state information reference signal (CSI-RS) and sounding reference signal (SRS) triggering
CN114978459B (zh) * 2019-09-30 2023-08-01 中兴通讯股份有限公司 通信方法、第一通信节点、第二通信节点和存储介质
EP4047842A4 (de) * 2019-10-17 2023-11-15 Ntt Docomo, Inc. Endgerät und drahtloskommunikationsverfahren
WO2022212967A1 (en) * 2021-03-31 2022-10-06 Qualcomm Incorporated Quasi co-location source reference signal capability for transmission configuration indication state

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3994835A1 (de) * 2019-07-17 2022-05-11 Ofinno, LLC Räumliche beziehung in new radio

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
SAMSUNG: "Enhancements on MIMO for NR", vol. TSG RAN, no. Newport Beach, USA; 20190916 - 20190920, 20 September 2019 (2019-09-20), pages 1 - 13, XP051779488, Retrieved from the Internet <URL:http://www.3gpp.org/ftp/Meetings_3GPP_SYNC/RAN/Docs/RP-192270.zip> [retrieved on 20190920] *
ZTE: "Maintenance for Reference signals and QCL", vol. RAN WG1, no. Gothenburg, Sweden; 20180820 - 20180824, 11 August 2018 (2018-08-11), XP051515582, Retrieved from the Internet <URL:http://www.3gpp.org/ftp/tsg%5Fran/WG1%5FRL1/TSGR1%5F94/Docs/R1%2D1808197%2Ezip> [retrieved on 20180811] *

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